Teachers will need to assign the Actively Learn app to classes in Edmodo so students will be able to access Actively Learn through Edmodo.
If you're students are getting this message(screenshot below), you will need to assign the Actively Learn app in Edmodo.
Assign Actively Learn app in Edmodo
STEP 1: Access the Edmodo app library and search for Actively Learn
Select the Actively Learn app
STEP 2: Select "assign app to group"
STEP 3: Check the classes you want students to access in Actively Learn and click "save"